Home / 31,503,548.12-43,474,639.02-17,564,737.64

Finding the Fourth Proportional to 31,503,548.12, 43,474,639.02 and 17,564,737.64

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Solution

The fourth proportional to 31,503,548.12, 43,474,639.02 and 17,564,737.64 is: 24,239,194.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,503,548.12 : 43,474,639.02 = 17,564,737.64 : x
  2. Step 2: Convert to fraction form
    31,503,548.12/43,474,639.02 = 17,564,737.64/x
  3. Step 3: Cross multiply
    31,503,548.12x = 43,474,639.02 × 17,564,737.64
  4. Step 4: Simplify right side
    31,503,548.12x = 763,620,628,380,006.75
  5. Step 5: Solve for x
    x = 763,620,628,380,006.75/31,503,548.12
  6. Step 6: Final answer
    x = 24,239,194.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.